Lindsay Lohan keeps saying she's hard at work on something, and now we may know what's been keeping her so busy: At Perez Hilton's birthday party this weekend, she debuted a new song called "Stuck."

The song is posted on Perez's website. Sample lyrics: "I am stuck, stuck, stuck/I can try to run but I am out of luck, luck, luck/it doesn't matter where I go, I feel stuck." [Perez, All Headline News]

Michael Lohan claims he's trying to get Lindsay Lohan help because she's addicted to prescription drugs. He says, "No one can help Lindsay like I can. Everyone is coming out now saying they care. Why didn't they care when I went to the narcotics station, the cops, the judges? They didn't take me seriously. I'm trying to find out who is giving her the prescriptions." [X17]

Though it was reported that Kim Kardashian broke up with Reggie Bush because he was cheating on her, a source claims they split because, "Reggie's mom just could not get over the fact that Kim had a sex tape. Reggie and his family are very conservative, and he told Kim that a marriage is never going to happen between them because of the tape." [X17]

Another source says Kim Kardashian is ignoring Reggie Bush's calls and texts, but "He wants her back. He's not happy without her." [Radar]

Kim Kardashian and Reggie Bush haven't been speaking according to this insider, "But that will change once she gets back to L.A. ... They have a dog together and stuff at each other's homes. It's not like they're enemies. They will work on their friendship, but it will happen very very slowly." [E!]

A sex tape featuring Celebrity Rehab's Mindy McCready will be released soon. In the tape she is shown having sex with an ex named Peter, but she talks about sleeping with Roger Clemens, saying he was a "good lover," but he couldn't always get an erection and wasn't as well endowed as Dean Cain. [Radar]

Gloria Allred, who is representing Jesse James' anonymous fourth mistress, says her client, "has decided she will not tell her story." [Radar]

Jesse James' mistress Melissa Smith was spotted buying a pregnancy test. She says her relationship with Jesse ended a year ago, but that probably won't stop the tabloids from speculating about a love child. [Radar]

Sandra Bullock has been staying in her Hollywood Hills home since last Wednesday, while Jesse James is still living in their Orange County house. Sandra had assistants hold up a tarp so the paparazzi wouldn't photograph her walking to her garage. [TMZ]

Sources claim Sandra Bullock has already started divorce proceedings against Jesse James. "Sandra has returned home to face the problem head-on. She isn't the sort of woman to bury her head in the sand and hope everything will go away," said a source. "As painful as this is going to be, expect Sandra to cut out the cancer very soon." [Popeater]

When Tiger Woods returns to golf at the Masters Tournament next week, former mistress Joslyn James will be dancing at a strip club down the street. [Radar]

Luke Wilson is reportedly acting like a diva on the set of AT&T commercials, refusing to film scenes with other actors, rejecting certain lines, and talking back to the director. "Everyone misses the old days when they didn't have a 'name' doing the commercials," a source said. "Luke has made the filming process so unpleasant that people dread working with him. Luke is annoyed that he has to do commercials to make money as an actor and he makes the experience miserable, because he's miserable. It's unprofessional and unpleasant." [Fox News]

A paparazzo is suing Andrew and Owen Wilson because he claims he "sustained severe bodily injuries, a portion of which are permanent" in a fight with the brothers in December 2008."[TMZ]

Heidi Montag showed up to a photo shoot for the final season of The Hills with four bodyguards, then refused to talk to any of the other women or pose in group shots. A source says Kristen Cavallari "was especially hurt because she and Heidi are friends in real life." [Perez]

Rihanna is increasing her security because a fan has been sending her filthy letters. A source claims Matt Kemp, "Has asked Rihanna's team to be extra cautious since she was sent two very steamy letters. Her friends are also concerned about the situation. They spent ages talking about it when they dined at the Spanish Kitchen in West Hollywood last week. They are really worried things with this guy are going to get out of hand." [Daily Star]

A man was arrested for allegedly stalking Law & Order: Criminal Intent star Kathryn Erbe. He's been sending her love letters and showing up to the set for years, but Erbe went to the cops when he sent the letters to the homes of her close friends and relatives. [N.Y. Post]

Rare antiques from Princess Diana's childhood home, including a Rubens portrait from the 17th Century, will be auctioned this summer. [AP]

In court today Heather Mills' former nanny Sara Trumble, who is suing Mills for unfair dismissal and sex discrimination, said Mills took advantage of her by making her stay long into the night with no overtime when she was still married to Paul McCartney, and forcing her to travel while she was going through a difficult pregnancy. [BBC]

After divorcing Noel Gallagher 10 years ago, Meg Mathews said she'd never marry again, but now she's engaged to Peter Sidell, a 49-year-old professor who owns a menswear store. [The Times]

Kelis is being sued for failing to pay her bill for a $5,000 hair weave. The stylist showed up to court today, but Kelis didn't, so the judge entered a default judgment against her. [TMZ]

Craig Nevius, the director behind Farrah's Story who is being sued by Ryan O'Neal and Richard Francis, has filed new court papers in which he claims Francis said, "You better not appear at Farrah's [house]. Because you're gonna get your ass kicked in by Ryan! And I mean it!'" [Radar]

Chaz Bono has applied to legally change his name from Chastity Sun Bono to his male name. [TMZ]

Chaz Bono has also asked for a legal change of gender from female to male and provided documents from doctors that say his gender reassignment surgery is complete. [TMZ]

Elizabeth Taylor is refusing to undergo more surgery even though she suffers from a sore neck due to scoliosis. A source reports: "I won't go as far as to say she has given up but she is adamant she can't face another operation. Some mornings her neck is in such acute pain she is barely able to lift her head. She spends most of the day sitting in a chair with her head slumped on her shoulder. It's the only position in which she feels anything like comfortable." [Contact Music]

The Jackson family has fired bodyguard Alberto Alvarez, who recently claimed that before paramedics arrived on the day Michael Jackson died, Dr. Conrad Murray asked him to hide bottles of Propofol. [TMZ]

Maria Conchita Alonso, who was raised in Venezuela, has written an open letter to Sean Penn in which she criticizes his support of Hugo Chavez. [E!]

Robert Plant is going on tour this summer with new group called Band of Joy, which is named for the band he was in with future Led Zeppelin drummer John Bonham in the '60s. [NYT]

Flesh-N-Bone of Bone Thugs-N-Harmony was arrested on stage in Cleveland this weekend after calling the crowd onto the stage in an attempt to escape. He was wanted for domestic violence with a firearm specification and felonious assault with a firearms specification. [Fox News]

Jake Gyllenhaal and Sam Worthington are on Men's Fitness magazine's list of the male celebrities with the best bodies. [Radar]

A the link, Elisabeth Moss shares her favorite spots in New York: [N.Y. Post]

On Larry King Live last week, Snoop Dogg thanked the U.K. immigration judges who recently ruled that he can enter the country again, saying, "As we speak I've been reinstated and I'm on my way back to the U.K. so I wanna give a shout out to all the beautiful people who allowed me to come back." [Daily Express]

Demi Lovato and Joe Jonas have a celebrity couple nickname (which we were not aware of). "They call us 'Jemi,' which I think is pretty funny," says Lovato. [People]

Marlee Matlin Tweeted from the Nickelodeon Kids' Choice Awards on Saturday, "I am so glad I'm DEAF! Every time they mention Justin Bieber or Taylor Lautner, 10,000 girls SCREAM here at Nickeodeon's KCA ... OMG they just slimed Katy Perry! Now Justin Bieber, Miley Cyrus here at KCA. They are screaming so loud even I CAN HEAR IT!" [People]

Adam Dell has been trying to get back in Padma Lakshmi's life since it was revealed that he's the father of her baby, but a friend says, "Her relationship with Dell was nothing more than an on-again, off-again fling. She moved on months ago. The only role he will have in her life going forward is as the biological father of her child. She wants nothing more to do with him." [People]

Mario Lopez, whose girlfriend is pregnant, says, "People are very upset that I'm not finding out what the sex is going to be. I think that is one of life's great surprises. I want to be, ‘Oh, it's a girl' and ‘Oh, it's a boy.'" [People]

Your daily Kendra Wilkinson Body Image Update: "My plan is to not go back to my original size... I'm just working with the body I have now. And I want to keep the hips. I want to keep that hourglass shape. I think that's so much sexier." [People]

Bethenny Frankel, who got married yesterday, Tweeted, "I'm a real housewife! On way to honeymoon. best night of my life. your messages were so beautiful & sentimental. have a great week tweeps!" [People]

Carrie Underwood has revealed that she won't be serving cake at her wedding. Sacrilege! She explains, "I consider myself a very traditional person. More than anything, we're going to get married, that's the important part. And we want everyone to have a good time, so we're doing some things like that, that are a little bit different." [People]

Katy Perry says Russell Brand is "a total bridezilla... He's like a freak, man. You should see - he's always, like, buying bride magazines. Every time we go out for breakfast he's like, 'Can we just stop and get a bride magazine?'" [Us]

Katy Perry says her new album is coming out this summer and, "We nailed it: It's roller-skating! It's '90s! It's Ace of Base! It's Cyndi Lauper! It's like all these colors and more." [MTV]

Pierce Brosnan, who worked with Robert Pattinson on Remember Me, says he's a, "Lovely lad, lovely lad. Just caught up in the vortex of fame. There we'd be, on the streets of New York, and I'd come out of my trailer and there'd be hundreds and hundreds of young girls. And I'd get a lovely round of applause and waves and photographs and I'd trip up the steps of the Plaza (Hotel, where they were shooting), feeling chuffed that I still had the juice. And then - then Robert would appear and I'd hear this bedlam of beauties, this monstrous, monstrous cacophony of screams and shouts. And the circle grows, the circle grows. And you move on." [Daily Express]

When asked if it's hard to live in his brother Jon Stewart's shadow, Larry Leibowitz, who is the NYSE Chief Operating Officer, said, "I know my mother's pretty happy with both." [Reuters]

"It's weird, because I already feel like now I'm at an age where in some ways the goal is: How soon can I not work? There's a lot of satisfaction in the work, but it's been an overwhelming amount of work for the last four years. I thought I was working hard before that. Now I know I was a fool. For me, it's more about carving out a manageable future. It's making a living wage off of stuff I want to do - produce a small movie with my friends, that would be great." — Tina Fey [AP]

Lady Gaga, who turned 24 yesterday, Tweeted a topless photo of herself and posted a fan-made video of birthday wishes. She wrote, "Thank you so much for all the beautiful birthday messages, videos, and gifts. The greatest present I've been given this year is you. I love u. I'm 24 today, so you know what that means? Let's raise a glass to 30 more years of writing music and videos for my beautiful little monsters... I've never cried so hard in 24 years, from pure joy and unconditional love. Tears are streaming." [Animal New York, Daily Express]